/* ====================================================================
 * Copyright (c) 2014 Alpha Cephei Inc.  All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 *
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in
 *    the documentation and/or other materials provided with the
 *    distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY ALPHA CEPHEI INC. ``AS IS'' AND
 * ANY EXPRESSED OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL CARNEGIE MELLON UNIVERSITY
 * NOR ITS EMPLOYEES BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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 * ====================================================================
 */

package edu.cmu.pocketsphinx;

import edu.cmu.pocketsphinx.Hypothesis;

/** Interface to receive recognition results */
public interface RecognitionListener {

    /**
     * Called at the start of utterance.
     */
    public void onBeginningOfSpeech();

    /**
     * Called at the end of utterance.
     */
    public void onEndOfSpeech();

    /**
     * Called when partial recognition result is available.
     */
    public void onPartialResult(Hypothesis hypothesis);

    /**
     * Called after the recognition is ended.
     */
    public void onResult(Hypothesis hypothesis);
    
    /**
     * Called when an error occurs.
     */
    public void onError(Exception exception);
    
    /**
     * Called after timeout expired
     */
    public void onTimeout();
}
